Acceso - "Ignited / on fire" - Perfect game (100% + no death) and over 30,000 points at the Piano difficulty. Audition - Reach a score target. Beethoven - Symphony No. 5 in C minor, Op. 67 (hint- 67 is the key). Beethoven - Sonata Op 106 "Hammerklavier"- Unlock Mezzo-forte difficulty. Bellicoso - "Warlike, bellicose, belligerent or combative" - Get 100% completion and over 30,000 points at the Mezzo-forte difficulty. Col Pugno - "Bang the piano with the fist" - Get 100% completion and over 30,000 points at the Fortissimo difficulty. Con Brio - "With spirit / vigor" - Get 100% completion and over 30,000 points at the Piano difficulty. Con Fuoco - "With fire / in a fiery manner" - Perfect game (100% + no death) and over 30,000 points at the Mezzo-forte difficulty. Concertmaster - "Leader of the first violin section" - Reach the 4-bronze star rating on 10 songs. Conductor - "Leads a musical ensemble by way of visible gestures" - Reach the 4-Silver star rating on 10 songs. Crescendo - "A gradual increase in volume of a musical passage" - Find and equip the rare Charging weapon. Ensemble - "A group of people who perform instrumental or vocal music" - Perform a 10X chain. Gyrgy Ligeti - tude Nr. 1 "Dsordre"- Unlock Fortissimo difficulty. Haydn - Symphony No. 104 in D major (Hob.I-104). Instrument - Equip a new weapon. J.S. Bach - St Matthew Passion, BWV 244. Maestro - "A title of extreme respect given to a master musician" - Reach the 4-gold star rating on 10 songs. Opus I - "work"or"labour";# generally assigned by composers to individ. composition or set compositions on publication,to help identify their works-Finish game. Orchestra - "A large instrumental ensemble that contains sections of string, brass, woodwind, and percussion instruments"-Equip 4 different weapons simultaneously. Ostinato - "Obstinate,persistent;short musical pattern that is repeated throughout entire composition"-Reach 30000 points&finish w/o dying at the Mezzo-forte difficulty. Quintet - "A group containing five members" - Perform a 5X chain. Samuel Barber - Cello Concerto in A minor (Op. 22)- Unlock Forte difficulty. Sempre - "Always" - Reach 30,000 points and finish without dying at the Fortissimo difficulty. Solo - Defeat the first boss. Sostenuto - "Sustained, lengthened" - Reach 30,000 points and finish without dying at the Piano difficulty. Staccato - "A note of shortened duration separated from the note that may follow by silence" - Find and equip the rare Sonic weapon. Vexations - Play 840 minutes. Virtuoso - "Performing with exceptional ability, technique, or artistry" - Perfect game (100% + no death) and over 30,000 points at the Fortissimo difficulty.